Answer to Question #219578 in Java | JSP | JSF for krish

Question

Common Items in Three Arrays

Given three arrays

arr1, arr2 and arr3, write a JS program to find the common items among the three arrays.Input

• The first line of input contains an array arr1
• The second line of input contains an array arr2
• The third line of input contains an array arr3

Output

• The output should be a single line containing an array of common items among the three arrays

sample input 1

[1, 2, 3, 'cat']

[1, 'cat', 7, 10]

[1, 'cat', 16, 64]

sample output1

[ 1, 'cat' ]

Answer 1

var arr= [1, 2, 3, 'cat']
var arr2=[1, 'cat', 7, 10]
var arr3  = [1, 'cat', 16, 64]
for (var i = 0; i < 4; i++) {
    if(arr[i]==arr2[i] and arr2[i]==arr3[i]){
        print(arr[i]);
    }
}